Change Details

* Improve PID file removing errors logging * Make PID file creating errors fatal * Move all PID file stuff to init.cpp It is only used from init.cpp. Move-only refactoring. This is a backport of Core PR15278 The linter was skipped because we don't have that linter.

* Improve PID file removing errors logging * Make PID file creating errors fatal * Move all PID file stuff to init.cpp It is only used from init.cpp. Move-only refactoring. This is a backport of Core [[https://github.com/bitcoin/bitcoin/pull/15278 | PR15278]] The linter was skipped because we don't have that linter.

* Improve PID file removing errors logging * Make PID file creating errors fatal * Move all PID file stuff to init.cpp It is only used from init.cpp. Move-only refactoring. This is a backport of Core [[https://github.com/bitcoin/bitcoin/pull/15278 | PR15278]] The linter was skipped because we don't have that linter.